How to add a blank OBX segment in the middle.

===== Variable Dictionary ====                                                                          
PriorityString (?)- Input to and local variable in function TranslatePriorities.
                      This is the raw flag from Soarian.
TransPriority (L)- Output 3 element list from TranslatePriorities.
                            Consistes of Soft flag, Short description and Long Description.
%f3 – Iterates over ZSH fields.
Lab_Route (G)- Yes or No.  Set no by default and changed to yes if one of the ZSH fields is Soft.
%f1 – Iterates over the PID 3 field.
pid3arr (G)- Array of all of the PID 3 fields.  Searched for MR, AN and SS for….
@mrn (G)
@patnum (G)
@ssn (G)  –  MRN, Patient Number and SSN gleaned from the PID 3 field
%f2 – Iterates over the Order Number fieldfor the order number and occurance.
OrdNumArr (G) – Array with the two elements of the Order and Order Occurance Number.
OccOrder_ID (L) – Order Occurance Number – First number
Order_ID (L)  – Order Number
@OrderOccuranceNumber (G) – Order Occurance Number – First in set
@OrderNumber (G) – Order Number. Second number.
%s9 (G) – Set ID of NTEs after OBR.  Incremented by MATH after each addition.
%s19 (G) – Structure Position of NTEs outbound after OBR.  Incremented by MATH after additions.
%g1 – Iterates over the OBX / NTE group to get Nurse Draw Info
@OBXNurseDraw (G) – Does OBX indicate Nurse to Draw?
%f4 – Iterates over the ZOR 22 looking for test code.
@TestCode (G) – From ZOR 22.  OBR gives a departmentized mess we can do nothing with.  Test code communicated in the ZOR.
udarr (G) – Array of all of the ZOR 18 fields and values.
@erclinic (G) – Used to test if the clinic is ER.  If so there are special rules for Blood Cultures and such.
%f5 – Iterates over ZOR 18 to get all the user defined fields.
%g2 – Iterates over OBX NTE group inbound to get Last Dose Info.
%s1 – Iterates over the NTE segments attached to the OBR ZOR for copy to the outbound OBR group.
%f8  (G) – SetId of the next OBX to be output.  Incremented by MATH after each addition.
%f18 (G) – Structure position of the next OBX to be output. Incremented by MATH after each addition.
@BBOrder (G) – yes or no.  Looks for ExtendedOrderUserDefinedNumeric10 to identify Blood Product Orders.
@BBComments (G) – Contains Blood Bank Comments to be added to a new NTE for Order Comments.